Learn more

HUNAN CHANGGAO ELECTRICAL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    156,550
  • Filing trend
    ⇩ 50.0%
About

HUNAN CHANGGAO ELECTRICAL CO LTD has a total of 11 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy are GARDY PARTICIP APP, APP BLINDE SA D and SVRUI TIANJIN ELECTRICAL EQUIPMENT CO LTD.

Patent filings in countries

World map showing HUNAN CHANGGAO ELECTRICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing HUNAN CHANGGAO ELECTRICAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Huang Zhanxian 6
#2 Yang Jing 5
#3 Yang Wei 4
#4 He Kun 2
#5 Zou Qian 2
#6 Li Liang 2
#7 Liu Sile 2
#8 Li Zonghao 1
#9 Liao Junde 1
#10 Ye Hao 1

Latest patents

Publication Filing date Title
CN110223864A A kind of three-station electric mechanism stop bit device
CN110957154A Conductive structure with automatic adjustment function
CN110957169A Novel movable contact structure of three-station switch
CN110957156A Novel three-station electric mechanism mechanical stopping device
CN109848896A A kind of bevel gear tooth top tooling for measuring hardness structure
CN109767941A It is a kind of for assembling and disassembling the auto-manual tooling of tripping spring
CN109243931A Breaker spring operating mechanism characteristic regulating device and high-voltage AC breaker
CN107819314A A kind of main bus structure of novel gas insulation metal closed switchgear
CN107464708A Primary cut-out with gas cooling passage
CN105932505A Adapter box used between electric vehicle battery pack and high-voltage power distribution box
CN106159732A A kind of high-tension distribution box for electric vehicle